4. WHAT?
Whenever you enter a query in a search engine and hit
'enter' you get a list of web results that contain that query
term. Users normally tend to visit websites that are at the
top of this list as they perceive those to be more relevant to
the query. SEO is a technique which helps search
engines find and rank your site higher than the millions
of other sites in response to a search query. SEO thus
helps you get traffic from search engines.
5. HOW?
Search engine employ intelligent program robots called
crawlers or spider , which visits thousands of websites
every hour and index the pages according to the content .
These indexes are huge database containing reference and
links to the actual websites. The search engines looks
though this database and displays the results.
